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5a533a3702
c3ff0fd432
Upgrade to PHPUnit 10 🥳️ (#3332)
50 lines
1.5 KiB
PHP
50 lines
1.5 KiB
PHP
<?php
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declare (strict_types=1);
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/*
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* This file is part of sebastian/diff.
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*
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* (c) Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace RectorPrefix202302\SebastianBergmann\Diff\Output;
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use function count;
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abstract class AbstractChunkOutputBuilder implements DiffOutputBuilderInterface
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{
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/**
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* Takes input of the diff array and returns the common parts.
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* Iterates through diff line by line.
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*/
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protected function getCommonChunks(array $diff, int $lineThreshold = 5) : array
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{
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$diffSize = count($diff);
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$capturing = \false;
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$chunkStart = 0;
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$chunkSize = 0;
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$commonChunks = [];
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for ($i = 0; $i < $diffSize; $i++) {
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if ($diff[$i][1] === 0) {
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if ($capturing === \false) {
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$capturing = \true;
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$chunkStart = $i;
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$chunkSize = 0;
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} else {
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$chunkSize++;
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}
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} elseif ($capturing !== \false) {
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if ($chunkSize >= $lineThreshold) {
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$commonChunks[$chunkStart] = $chunkStart + $chunkSize;
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}
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$capturing = \false;
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}
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}
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if ($capturing !== \false && $chunkSize >= $lineThreshold) {
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$commonChunks[$chunkStart] = $chunkStart + $chunkSize;
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}
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return $commonChunks;
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}
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}
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